VEHICLE PROXIMITY NOTIFICATION SYSTEM The Sound does not Stop when The Engine is Operated or when The Shift Lever is in P

DESCRIPTION

The vehicle approaching speaker controller receives shift position P signals from the main body ECU (multiplex network body ECU) and engine operation signals from the engine oil pressure switch assembly.

WIRING DIAGRAM

A000O5KE05

PROCEDURE


  1. READ VALUE USING GTS (SHIFT POSITION)


    1. Using the GTS, read the Data List Click here.

      Vehicle Approaching Speaker Controller
      Tester Display Measurement Item/Range Normal Condition Diagnostic Note
      Shift Position Shift position P / Not Parking or Parking

      Not Parking: Shift lever not in P

      Parking: Shift lever in P

      		 -
      OK
      GTS display changes according to operation of the shift lever.

    NG

    CHECK VEHICLE APPROACHING SPEAKER CONTROLLER Click here

    OK

  2. READ VALUE USING GTS (OIL PRESSURE SW)


    1. Using the GTS, read the Data List Click here.

      Vehicle Approaching Speaker Controller
      Tester Display Measurement Item/Range Normal Condition Diagnostic Note
      Oil Pressure SW Engine oil pressure switch / OFF or ON

      OFF: Engine operate

      ON: Engine not operate

      		 -
      OK
      GTS display changes according to engine operation.

    OK

    REPLACE VEHICLE APPROACHING SPEAKER CONTROLLER Click here

    NG

    CHECK ENGINE OIL PRESSURE SWITCH ASSEMBLY (OPSW SIGNAL) Click here

  3. CHECK VEHICLE APPROACHING SPEAKER CONTROLLER


    1. A000ONTE02
      Text in Illustration
      *a

      Front view of wire harness connector

      (to Main Body ECU [Multiplex Network Body ECU])

      Disconnect the main body ECU (multiplex network body ECU) connector.

    2. Measure the voltage according to the value (s) in the table below.

      Standard Voltage
      Tester Connection Condition Specified Condition
      N12-3 (SFTP) - Body ground Power switch on (IG) 11 to 14 V
      Power switch off Below 1 V

    NG

    CHECK HARNESS AND CONNECTOR (VEHICLE APPROACHING SPEAKER CONTROLLER - MAIN BODY ECU [MULTIPLEX NETWORK BODY ECU]) Click here

    OK

  4. CHECK MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) (SFTP SIGNAL)


    1. A000OKGE02
      Text in Illustration
      *a

      Component with harness connected

      (Main Body ECU [Multiplex Network Body ECU])

      With the connector of the main body ECU (multiplex network body ECU) connector Click here.

    2. Measure the voltage according to the value (s) in the table below.

      Standard Voltage
      Tester Connection Condition Specified Condition
      N12-3 (SFTP) - Body ground Power switch on (IG), Shift lever in P Below 2.5 V
      Power switch on (IG), Shift lever not in P 8 V or higher

    OK

    REPLACE VEHICLE APPROACHING SPEAKER CONTROLLER Click here

    NG

    REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) Click here

  5. CHECK HARNESS AND CONNECTOR (VEHICLE APPROACHING SPEAKER CONTROLLER - MAIN BODY ECU [MULTIPLEX NETWORK BODY ECU])


    1. Disconnect the T55 vehicle approaching speaker controller connector.

    2. Disconnect the N12 main body ECU (multiplex network body ECU) connector.

    3. Measure the resistance according to the value (s) in the table below.

      Standard Resistance
      Tester Connection Condition Specified Condition
      T55-11 (SFTP) - N12-3 (SFTP) Always Below 1 Ω
      T55-11 (SFTP) or N12-3 (SFTP) - Body ground Always 10 kΩ or higher

    OK

    REPLACE VEHICLE APPROACHING SPEAKER CONTROLLER Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

  6. CHECK ENGINE OIL PRESSURE SWITCH ASSEMBLY (OPSW SIGNAL)


    1. A000N7IE02
      Text in Illustration
      *a

      Front view of wire harness connector

      (to Vehicle Approaching Speaker Controller)

      Disconnect the vehicle approaching speaker controller connector.

    2. Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Condition Specified Condition
      T55-12 (OPSW) - Switch body Idling* 8 V or higher
      Power switch on (IG) Below 2.0 V

      *: Enter vehicle preparation mode, and then perform the inspection Click here.


    OK

    REPLACE VEHICLE APPROACHING SPEAKER CONTROLLER Click here

    NG

  7. CHECK HARNESS AND CONNECTOR (VEHICLE APPROACHING SPEAKER CONTROLLER - ENGINE OIL PRESSURE SWITCH ASSEMBLY)


    1. Disconnect the T55 vehicle approaching speaker controller connector.

    2. Disconnect the F38 engine oil pressure switch assembly connector.

    3. Measure the resistance according to the value (s) in the table below.

      Standard Resistance
      Tester Connection Condition Specified Condition
      T55-12 (OPSW) - F38-1 Always Below 1 Ω
      T55-12 (OPSW) or F38-1 - Body ground Always 10 kΩ or higher

    OK

    REPLACE ENGINE OIL PRESSURE SWITCH ASSEMBLY Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR